WO2024092648A1 - Procédé de communication sans fil, équipement terminal et dispositif réseau - Google Patents

Procédé de communication sans fil, équipement terminal et dispositif réseau Download PDF

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Publication number
WO2024092648A1
WO2024092648A1 PCT/CN2022/129637 CN2022129637W WO2024092648A1 WO 2024092648 A1 WO2024092648 A1 WO 2024092648A1 CN 2022129637 W CN2022129637 W CN 2022129637W WO 2024092648 A1 WO2024092648 A1 WO 2024092648A1
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cell
signal
frequency point
frequency
terminal device
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PCT/CN2022/129637
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English (en)
Chinese (zh)
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李海涛
胡奕
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Oppo广东移动通信有限公司
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Priority to PCT/CN2022/129637 priority Critical patent/WO2024092648A1/fr
Publication of WO2024092648A1 publication Critical patent/WO2024092648A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements

Definitions

  • the present application relates to the field of communication technology, and more specifically, to a method, terminal equipment and network equipment for wireless communication.
  • a wake-up receiver In order to reduce the power consumption of terminal devices, a wake-up receiver (WUR) is introduced to receive low-power wake-up signals, so that the terminal device can turn off the main receiver.
  • WUR wake-up receiver
  • the cell where the terminal device resides may not support low-power wake-up signals. At this time, the terminal device cannot use WUR in the cell where it resides and turns off the main receiver, resulting in still high power consumption of the terminal device.
  • the present application provides a wireless communication method, terminal equipment and network equipment.
  • the following introduces various aspects involved in the present application.
  • a method for wireless communication comprising a terminal device receiving first information, the first information being used for cell selection/cell reselection, and the first information being related to a low power consumption wake-up signal.
  • a method for wireless communication comprising: a network device sends first information, wherein the first information is used for cell selection/cell reselection, and the first information is related to a low power consumption wake-up signal.
  • a terminal device comprising: a receiving unit, configured to receive first information, wherein the first information is used for cell selection/cell reselection, and the first information is related to a low power consumption wake-up signal.
  • a network device comprising: a sending unit, configured to send first information, wherein the first information is used for cell selection/cell reselection, and the first information is related to a low power consumption wake-up signal.
  • a terminal device comprising a processor, a memory and a communication interface, wherein the memory is used to store one or more computer programs, and the processor is used to call the computer programs in the memory so that the terminal device executes part or all of the steps in the method of the first aspect.
  • a network device comprising a processor, a memory, and a transceiver, wherein the memory is used to store one or more computer programs, and the processor is used to call the computer programs in the memory so that the network device executes part or all of the steps in the method of the second aspect.
  • an embodiment of the present application provides a communication system, which includes the above-mentioned terminal device and/or network device.
  • the system may also include other devices that interact with the terminal device or network device in the solution provided by the embodiment of the present application.
  • an embodiment of the present application provides a computer-readable storage medium, wherein the computer-readable storage medium stores a computer program, and the computer program enables a communication device (for example, a terminal device or a network device) to perform some or all of the steps in the methods of the above aspects.
  • a communication device for example, a terminal device or a network device
  • an embodiment of the present application provides a computer program product, wherein the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to enable a communication device (e.g., a terminal device or a network device) to perform some or all of the steps in the above-mentioned various aspects of the method.
  • the computer program product can be a software installation package.
  • an embodiment of the present application provides a chip, which includes a memory and a processor.
  • the processor can call and run a computer program from the memory to implement some or all of the steps described in the methods of the above aspects.
  • the terminal device may receive the first information related to the low-power wake-up signal, which is used to select a resident cell during cell selection or cell reselection, and helps to increase the possibility of the terminal device selecting a cell that supports the low-power wake-up signal for resident, so as to reduce the power consumption of the terminal device.
  • the terminal device cannot obtain the relevant information of the low-power wake-up signal, resulting in the terminal device selecting the resident cell usually not supporting the low-power wake-up signal, and the power consumption of the terminal device cannot be well saved.
  • FIG. 1 is a wireless communication system 100 to which an embodiment of the present application is applied.
  • FIG2 is a schematic diagram of a terminal device carrying WUR.
  • FIG3 is a flow chart of a wireless communication method according to an embodiment of the present application.
  • FIG. 4 is a schematic diagram of a terminal device according to an embodiment of the present application.
  • FIG. 5 is a schematic diagram of a network device according to an embodiment of the present application.
  • FIG6 is a schematic structural diagram of a communication device according to an embodiment of the present application.
  • FIG1 is a wireless communication system 100 used in an embodiment of the present application.
  • the wireless communication system 100 may include a network device 110 and a terminal device 120.
  • the network device 110 may be a device that communicates with the terminal device 120.
  • the network device 110 may provide communication coverage for a specific geographical area, and may communicate with the terminal device 120 located in the coverage area.
  • FIG1 exemplarily shows a network device and two terminals.
  • the wireless communication system 100 may include multiple network devices and each network device may include other number of terminal devices within its coverage area, which is not limited in the embodiments of the present application.
  • the wireless communication system 100 may also include other network entities such as a network controller and a mobility management entity, which is not limited in the embodiments of the present application.
  • network entities such as a network controller and a mobility management entity, which is not limited in the embodiments of the present application.
  • the technical solutions of the embodiments of the present application can be applied to various communication systems, such as: the fifth generation (5th generation, 5G) system or new radio (new radio, NR), long term evolution (long term evolution, LTE) system, LTE frequency division duplex (frequency division duplex, FDD) system, LTE time division duplex (time division duplex, TDD), etc.
  • 5G fifth generation
  • NR new radio
  • long term evolution long term evolution
  • LTE long term evolution
  • LTE frequency division duplex frequency division duplex
  • FDD frequency division duplex
  • TDD time division duplex
  • future communication systems such as the sixth generation mobile communication system, satellite communication system, etc.
  • the terminal device in the embodiment of the present application may also be referred to as user equipment (UE), access terminal, user unit, user station, mobile station, mobile station (MS), mobile terminal (MT), remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device.
  • the terminal device in the embodiment of the present application may be a device that provides voice and/or data connectivity to a user, and can be used to connect people, objects and machines, such as a handheld device with wireless connection function, a vehicle-mounted device, etc.
  • the terminal device in the embodiment of the present application can be a mobile phone, a tablet computer, a laptop computer, a PDA, a mobile internet device (MID), a wearable device, a virtual reality (VR) device, an augmented reality (AR) device, a wireless terminal in industrial control, a wireless terminal in self-driving, a wireless terminal in remote medical surgery, a wireless terminal in smart grid, a wireless terminal in transportation safety, a wireless terminal in smart city, a wireless terminal in smart home, etc.
  • the UE can be used to act as a base station.
  • the UE can act as a scheduling entity that provides sidelink signals between UEs in V2X or D2D, etc.
  • a cellular phone and a car communicate with each other using a sidelink signal.
  • the cellular phone and the smart home device communicate with each other without relaying the communication signal through the base station.
  • the network device in the embodiment of the present application may be a device for communicating with a terminal device, and the network device may also be referred to as an access network device or a wireless access network device, such as a base station.
  • the network device in the embodiment of the present application may refer to a wireless access network (RAN) node (or device) that connects a terminal device to a wireless network.
  • RAN wireless access network
  • Base station can broadly cover various names as follows, or be replaced with the following names, such as: NodeB, evolved NodeB (eNB), next generation NodeB (gNB), relay station, access point, transmitting and receiving point (TRP), transmitting point (TP), master station MeNB, auxiliary station SeNB, multi-standard radio (MSR) node, home base station, network controller, access node, wireless node, access point (AP), transmission node, transceiver node, base band unit (BBU), remote radio unit (RRU), active antenna unit (AAU), remote radio head (RRH), central unit (CU), distributed unit (DU), positioning node, etc.
  • NodeB evolved NodeB (eNB), next generation NodeB (gNB), relay station, access point, transmitting and receiving point (TRP), transmitting point (TP), master station MeNB, auxiliary station SeNB, multi-standard radio (MSR) node, home base station, network controller, access node, wireless node, access point (AP), transmission node, transceiver no
  • the base station can be a macro base station, a micro base station, a relay node, a donor node or the like, or a combination thereof.
  • the base station may also refer to a communication module, modem or chip used to be set in the aforementioned device or apparatus.
  • the base station may also be a mobile switching center and a device to device D2D, vehicle-to-everything (V2X), machine-to-machine (M2M) communication device that performs the base station function, a network side device in a 6G network, and a device that performs the base station function in a future communication system.
  • the base station may support networks with the same or different access technologies.
  • the embodiments of the present application do not limit the specific technology and specific device form adopted by the network equipment.
  • Base stations can be fixed or mobile.
  • a helicopter or drone can be configured to act as a mobile base station, and one or more cells can move based on the location of the mobile base station.
  • a helicopter or drone can be configured to act as a device that communicates with another base station.
  • the network device in the embodiments of the present application may refer to a CU or a DU, or the network device includes a CU and a DU.
  • the gNB may also include an AAU.
  • the network equipment and terminal equipment can be deployed on land, including indoors or outdoors, handheld or vehicle-mounted; they can also be deployed on the water surface; they can also be deployed on aircraft, balloons and satellites in the air.
  • the embodiments of the present application do not limit the scenarios in which the network equipment and terminal equipment are located.
  • RRC connected RRC_connected
  • RRC idle RRC-idle
  • RRC inactive RRC-inactive
  • the RRC connection state may refer to the state of the terminal device after completing the random access process and before performing RRC release.
  • An RRC connection exists between the terminal device and a network device (e.g., an access network device).
  • the terminal device may perform data transmission with the network device, such as downlink data transmission and/or uplink data transmission.
  • the terminal device may also perform transmission of terminal device-specific data channels and/or control channels with the network device to transmit specific information or unicast information of the terminal device.
  • the network device can determine the cell-level location information of the terminal device, that is, the network device can determine the cell to which the terminal device belongs.
  • the network device can control the terminal device to perform cell handover. It can be seen that the mobility management of the terminal device in the RRC connected state may include cell handover.
  • the mobility management of the terminal device in the RRC connected state can be controlled by the network device, and accordingly, the terminal device can switch to the specified cell according to the instructions issued by the network device.
  • the RRC idle state refers to the state of the terminal device when the terminal device resides in the cell but does not perform random access.
  • the terminal device usually enters the RRC idle state after being powered on or after RRC is released.
  • the RRC idle state there is no RRC connection between the terminal device and the network device (such as the resident network device), the network device does not store the context of the terminal device, and no connection is established between the network device and the core network for the terminal device. If the terminal device needs to enter the RRC connected state from the RRC idle state, it is necessary to initiate the RRC connection establishment process.
  • the core network can send a paging message to the terminal device, that is, the paging process can be triggered by the CN.
  • the paging area can also be configured by the CN.
  • the terminal device can initiate a cell reselection process.
  • the terminal device can initiate a cell selection process. That is, the mobility management of the terminal device in the RRC idle state may include cell reselection and/or cell selection.
  • the RRC inactive state is a state defined to reduce air interface signaling, quickly restore wireless connections, and quickly restore data services.
  • the RRC inactive state is a state between the connected state and the idle state.
  • the terminal device has previously entered the RRC connected state and then released the RRC connection with the network device, but the network device saves the context of the terminal device.
  • the connection established between the network device and the core network for the terminal device has not been released, that is, the user plane bearer and control plane bearer between RAN and CN are still maintained, that is, there is a CN-NR connection.
  • the RAN can send a paging message to the terminal device, that is, the paging process can be triggered by the RAN.
  • the RAN-based paging area is managed by the RAN, and the network device can know the location of the terminal device based on the RAN paging area level.
  • the terminal device may initiate a cell reselection process.
  • the terminal device may initiate a cell selection process. That is, the mobility management of the terminal device in an RRC inactive state may include cell reselection and/or cell selection.
  • the terminal device can perform cell selection, cell switching or cell reselection.
  • the following describes the process of cell selection and cell reselection.
  • Cell selection generally occurs after PLMN selection, and is intended to enable the terminal device to select a cell (also known as a "target cell") with satisfactory signal quality under the selected PLMN as soon as possible for resident.
  • a cell also known as a "target cell”
  • the object of cell selection can be referred to as a "candidate cell”.
  • cell selection can be divided into initial cell selection and stored information cell selection.
  • the terminal device For initial cell selection, the terminal device usually does not have any prior information to help it identify the specific system frequency. Therefore, the terminal device needs to scan all frequency bands according to its own capabilities to find a suitable cell to reside in. On each frequency, the terminal device only needs to search for the cell with the best signal quality. Once a suitable cell is found, the terminal device can select it and reside in it.
  • the terminal device For the stored information cell selection, the terminal device has stored the carrier frequency related information in the previous access process, and may also include some cell parameter information, for example, from the previously received measurement control information or the previously resided/detected cell. The terminal device will give priority to the cell with relevant information for measurement. Once a suitable cell appears, the terminal device can select the cell and reside in it. If the cells with stored relevant information are not suitable, the terminal device can also initiate the initial cell selection process.
  • the terminal device needs to measure the candidate cell to evaluate the signal quality and determine whether it meets the residency criteria.
  • the measurement criteria for cell selection can be called the S criterion.
  • the signal quality of a candidate cell meets the S criterion, it can be selected as the residency cell.
  • the terminal device when the terminal device is in an idle or inactive state, it can continuously reselect a cell so as to reside in a cell with a higher priority or better signal quality (also known as a "target cell").
  • the network device can control the frequency point where the terminal device resides by setting the priority of different frequencies. Accordingly, after the terminal device selects a suitable frequency point based on the priority corresponding to the frequency point, it can select a cell with better signal quality on the frequency point to provide better services.
  • the object of cell reselection may be referred to as a "candidate cell".
  • the candidate cell may include a cell in a neighbor cell list.
  • the candidate cell may also include a cell detected during the reselection process.
  • the candidate cell may also include a same-frequency cell, a different-frequency cell, and a cell on a frequency point of a different RAT, etc.
  • cell reselection can be divided into intra-frequency cell reselection and inter-frequency cell reselection.
  • Intra-frequency cell reselection can solve the problem of wireless coverage
  • inter-frequency cell reselection can be used to solve the problem of wireless coverage and also for load balancing.
  • the following introduces intra-frequency cell reselection and inter-frequency cell reselection respectively.
  • intra-frequency cell reselection may include the following three steps.
  • Step 1 Determine whether to start the same-frequency measurement by comparing the parameters of the serving cell with the parameters in the system broadcast.
  • the serving cell parameters may include a cell selection reception value S rxlev and a cell selection quality value S qual .
  • the determination method of S rxlev and S qual may refer to the S criterion.
  • the parameters in the system broadcast include S intrasearchP and S intrasearchQ .
  • the terminal device may choose not to perform the intra-frequency measurement; otherwise, the terminal device needs to perform the intra-frequency measurement.
  • Step 2 Sort the candidate cells according to their quality using the R criterion and select the best cell.
  • R s represents the R value of the serving cell
  • R n represents the R value of the neighboring cell
  • Q hyst represents the hysteresis value of the sorting criterion
  • Q meas is the RSRP value used for cell reselection
  • Qoffset represents the offset value
  • Qoffset temp represents the temporary offset value.
  • Qoffset is equal to the inter-cell Qoffset,n.
  • Qoffset is equal to 0.
  • Qoffset is equal to the sum of the inter-frequency Qoffsetfrequency and the inter-cell Qoffset,n.
  • Qoffset is equal to the inter-frequency Qoffsetfrequency.
  • subscript s represents the parameter corresponding to the serving cell
  • subscript n represents the parameter corresponding to the neighboring cell
  • the communication system may support multi-beam operation.
  • the network device may configure an equivalent range (expressed as "rangToBestCell") through a system message. Accordingly, if the network device does not configure this parameter, the terminal device may reselect to the cell with the highest R ranking. On the contrary, the terminal device will reselect to the cell with the largest number of R belonging to the range of [R best -rangToBestCell, R best ] and beam quality above the threshold (expressed as "absThreshSS-Consolidation”), where R best represents the cell with the highest R value among the measured cells. If multiple cells meet this condition, the terminal device will reselect to the cell with the highest ranking. The reselected cell is considered to be the cell with the highest ranking.
  • the terminal device needs to measure the beam.
  • the corresponding beam can be measured by measuring the synchronization signal and physical broadcast channel block (SSB) or the channel state information-reference signal (CSI-RS).
  • the measurement process is an energy-consuming process for the terminal device.
  • the SSB-based measurement timing configuration also known as the measurement timing configuration (SMTC)
  • SMTC defines the duration and period that can be used to limit the terminal device's measurement of specific resources. That is to say, during the SMTC period, the terminal device can perform wireless resource management measurements on the configured SSB or CSI-RS.
  • SMTC can be configured with frequency band as the granularity. SMTC can be applied to the scenarios of intra-frequency cell reselection and/or inter-frequency cell reselection.
  • the following constraints may be met during cell sorting and reselection:
  • Constraint 1 The signal quality of the selected cell (eg, new cell) must be better than that of the current cell in the ranking and last for a period of time. For example, the duration is greater than T reseleectionNR .
  • Constraint 2 If the terminal device is in a non-normal mobile state, it is necessary to consider scaling the parameters T reseleectionNR and Q hyst .
  • Constraint 3 The terminal device stays in the source cell for more than 1 second.
  • Step 3 Determine whether the optimal cell is a suitable cell according to the suitable cell criterion.
  • Inter-frequency cell reselection mainly includes the following three operations.
  • the terminal device For other frequencies whose priority is higher than the current frequency indicated by the system information, the terminal device needs to perform measurements on them. For other frequencies whose priority is equal to or lower than the current frequency indicated by the system information, the terminal device performs the following measurement criteria:
  • the terminal device may choose not to perform the intra-frequency measurement; otherwise, the terminal device needs to start the intra-frequency measurement.
  • the terminal device may choose not to perform inter-frequency measurement or inter-RAT measurement; on the contrary, the terminal device needs to initiate inter-frequency measurement or inter-RAT measurement.
  • the terminal device can obtain frequency priority information (e.g., public priority) through a broadcast message from a network device (e.g., system information), or obtain frequency priority information (e.g., dedicated priority) through dedicated signaling (e.g., RRC release message), or inherit from other RATs when performing inter-RAT cell (re)selection.
  • frequency priority information e.g., public priority
  • a network device e.g., system information
  • frequency priority information e.g., dedicated priority
  • dedicated signaling e.g., RRC release message
  • the terminal device may ignore all public priorities. If the system information does not provide priority information of the cell where the terminal device is currently camping, the terminal device may set the priority of the frequency point where the cell is located to the lowest.
  • the terminal device may perform cell reselection according to the priority strategy only among the frequencies that appear in the system information and are provided with priorities (try to select frequencies with higher priorities).
  • the cell reselection criteria can be divided into the following three types according to the priority of the frequency points: cell reselection of high-priority frequencies, cell reselection of equal-priority frequencies, and low-priority cell reselection. These three situations are introduced below.
  • Case 1 Reselection of a cell with a high priority frequency.
  • the terminal device has stayed in the current cell for more than 1 second.
  • the cell reselection to a cell on a high-priority frequency can satisfy that the signal quality of the cell is higher than the threshold and lasts for more than the specified time. At this time, the terminal device can reselect the cell.
  • the terminal device can perform R sorting on the cells at frequencies with the same priority based on the R criteria described above, and then select a suitable cell to reside in. For details, please refer to the above description.
  • Case 3 Reselection of a cell with a low priority frequency.
  • the terminal device can reselect the cell if the signal quality of the cell on a low-priority frequency is higher than the threshold and lasts for a certain period of time.
  • the embodiment of the present application does not limit the calculation method of the cell signal quality.
  • the cell signal quality can be determined based on the signal quality corresponding to the N best beams that meet the threshold, for example, it can be the linear average of the signal quality corresponding to the N best beams.
  • the cell signal quality can also be the best signal quality corresponding to the beam in the cell, where N is a positive integer.
  • WUR also known as ultra-low power WUR “ultra-low power WUR, LP-WUR”
  • energy-saving signals also known as “wake-up signal (WUS)”, “ultra-low power wake-up signal (ultra-low power WUS, LP-WUS)", low-power wake-up signal, etc.
  • WUR has the characteristics of extremely low cost, extremely low complexity and extremely low power consumption, and it mainly receives energy-saving signals based on envelope detection. Therefore, the energy-saving signal received by WUR is different from the modulation method and waveform of the signal based on PDCCH carried by the existing R16 and R17 standards.
  • the energy-saving signal is mainly an envelope signal that ASK modulates the carrier signal.
  • the demodulation of the envelope signal can be completed based on the energy provided by the wireless RF signal to drive the low-power circuit, and the terminal device does not need to be powered, so the WUR can be passive. In other implementations, the WUR can also be powered by the terminal device. Regardless of the power supply method, WUR greatly reduces power consumption compared to traditional receivers of terminal devices. For example, WUR can achieve power consumption of less than 1 milliwatt (mw), which is much lower than the power consumption of traditional receivers of tens to hundreds of mw.
  • mw milliwatt
  • WUR can be combined with a terminal device as an additional module of a receiver of the terminal device.
  • WUR can also be used as a module of a terminal device alone, for example, to realize a wake-up function.
  • FIG2 is a schematic diagram of a terminal device carrying a WUR.
  • the terminal device 200 may include a main receiver 210 and a WUR 220.
  • the terminal device 200 may be configured to be in a sleep state (for example, when the terminal device is in a DRX sleep period), or in other words, the main receiver 210 of the terminal device may be in a sleep state (see FIG2(a)), at which time the terminal device 200 may utilize the WUR 220 to receive energy-saving signals.
  • the network device may send a wake-up signal, and accordingly, the terminal device may monitor the WUS through the WUR 220.
  • the main receiver 210 may be awakened (see FIG2(b)). Otherwise, the main receiver 210 of the terminal device may be in a sleep state.
  • the WUR monitoring the WUS may include: the WUR monitoring one WUS, or the WUR monitoring multiple WUSs.
  • the WUR waking up the main receiver may include: the WUR sending a WUS to the main receiver, where the WUS is used to wake up the main receiver, or the WUR sending a wake-up indication message to the main receiver, where the wake-up indication message is used to wake up the main receiver.
  • the modulation methods supported by WUR may include one or more of the following modulation methods: amplitude shift keying (ASK), phase shift keying (PSK), frequency shift keying (FSK), etc.
  • the modulation methods supported by the main receiver may include one or more of the following modulation methods: quadrature phase shift keying (QPSK), quadrature amplitude modulation (QAM), orthogonal frequency division multiplexing (OFDM), etc.
  • the main receiver may also support at least one of the modulation methods of ASK, PSK, and FSK. The embodiments of the present application do not specifically limit this.
  • the complexity of the modulation waveform supported by WUR is lower than the complexity of the modulation waveform supported by the main receiver, or in other words, the modulation waveform supported by WUR is simpler than the modulation waveform supported by the main receiver.
  • the modulation waveform supported by WUR may include one or more of the following modulation waveforms: the waveform corresponding to the ASK signal, the waveform corresponding to the PSK signal, and the waveform corresponding to the FSK signal.
  • the modulation waveform supported by the main receiver may include one or more of the following modulation waveforms: the waveform corresponding to the QPSK signal, the waveform corresponding to the QAM signal, and the waveform corresponding to the OFDM signal.
  • the modulation waveform supported by the main receiver may also include waveforms corresponding to one or more signals of ASK, PSK, and FSK.
  • the transmission rate supported by WUR is lower than the transmission rate supported by the main receiver.
  • the transmission rate supported by WUR is less than the first rate threshold, and the value of the first rate threshold can be in the range of 1Kbps to 1Mbps, wherein the value of the first rate threshold can be 1Kbps, 128Kbps, 515Kbps or 1Mbps, etc.
  • the transmission rate supported by the main receiver can be greater than the first rate threshold.
  • the transmission rate supported by the main receiver can be greater than 10Kbps, 100Kbps, 1000Kbps, 1Gbps, etc.
  • the bandwidth range supported by WUR is smaller than the bandwidth range supported by the main receiver, or in other words, the bandwidth supported by WUR is narrower than the bandwidth supported by the main receiver.
  • the bandwidth supported by WUR may be less than or equal to the first bandwidth threshold, and the value of the first bandwidth threshold may be in the range of 1KB to 1MB, wherein the value of the first bandwidth threshold may be 1KB, 128KB, 515KB or 1MB, etc.
  • the bandwidth supported by the main receiver may be greater than the first bandwidth threshold, for example, the bandwidth supported by the main receiver may be greater than 10KB, 100KB, 1000KB, 1GB, etc.
  • the bit rate supported by WUR is lower than the bit rate supported by the main receiver.
  • the bit rate supported by WUR is less than or equal to the first bit rate threshold, and the first bit rate threshold can be between 0.3 and 0.6.
  • the first bit rate threshold can be 0.3, 0.5 or 0.6.
  • the bit rate supported by the main receiver can be greater than the first bit rate threshold.
  • the bit rate supported by the main receiver can be greater than 0.7, 0.8, 0.9 or close to 1.
  • WUR is introduced to receive LP-WUS, so that the terminal device can turn off the main receiver.
  • the cell where the terminal device resides may not support LP-WUS.
  • the terminal device cannot use WUR in the cell where it resides and turns off the main receiver, resulting in the terminal device still consuming a lot of power.
  • an embodiment of the present application provides a method for wireless communication, in which a terminal device can receive first information associated with LP-WUS, which is used to select a resident cell during cell selection or cell reselection, thereby helping to increase the possibility of the terminal device selecting a cell supporting LP-WUS for resident, so as to reduce the power consumption of the terminal device.
  • the wireless communication method of an embodiment of the present application is described below in conjunction with FIG3.
  • Fig. 3 is a flow chart of a wireless communication method according to an embodiment of the present application.
  • the method shown in Fig. 3 includes step S310.
  • step S310 the network device sends first information to the terminal device.
  • the first information is used for cell reselection or cell selection.
  • the terminal device can perform cell selection or cell reselection based on the first information.
  • the first information may be associated with LP-WUS, or the first information may be related to LP-WUS.
  • the first information may be used to indicate whether LP-WUS is supported, wherein whether LP-WUS is supported may include, for example, whether LP-WUS is supported.
  • the first information may be associated with an LP-WUS function.
  • the first information may be used to indicate whether an LP-WUS function is supported, wherein whether an LP-WUS function is supported may include, for example, whether an LP-WUS function is supported.
  • the first information may be carried in a system message, for example, the first information may be carried in SIB1.
  • the first information may be carried in SIB3, and for another example, the first information may be carried in SIB4.
  • the first information may also be dedicated information. The embodiment of the present application does not limit this.
  • the terminal device may be a terminal device that supports LP-WUS, for example, the terminal device shown in Figure 2.
  • the terminal device may also be a terminal device that does not support LP-WUS, which is not limited in the embodiment of the present application.
  • the terminal device may be a terminal device in an idle state or an inactive state.
  • the object to which the first information is directed is not limited.
  • the first information may include information for a cell, or the first information may include cell-level information, or the first information may include information corresponding to a cell (e.g., a first cell).
  • a cell may include a co-frequency cell and/or an inter-frequency cell.
  • a co-frequency cell may be understood as a co-frequency cell of a serving cell.
  • An inter-frequency cell may be understood as an inter-frequency cell of a serving cell.
  • the first information may include information about a frequency, or the first information may include frequency-level information, or the first information may include information corresponding to a frequency (e.g., a first frequency), wherein the frequency may include a co-frequency frequency and/or an inter-frequency frequency.
  • the co-frequency frequency may be understood as a co-frequency frequency of a frequency where a serving cell is located.
  • the inter-frequency frequency may be understood as an inter-frequency frequency of a frequency where a serving cell is located.
  • the first information includes cell-level information or frequency-level information.
  • the first information includes cell-level information
  • the information corresponding to the first cell may be used to indicate whether the first cell supports LP-WUS, or the information corresponding to the first cell may be used to indicate whether the first cell supports LP-WUS functionality.
  • introducing information corresponding to the first cell during the cell selection or cell reselection process helps the terminal device select a cell supporting LP-WUS as a target cell based on the information corresponding to the first cell. In this way, the terminal device can receive the paging signal in the target cell with a low-power receiver to reduce the power consumption of the terminal device.
  • the information corresponding to the first cell may be presented in the form of a list.
  • the first cell if the first cell is a cell that supports LP-WUS, the first cell may be included in the list. That is to say, the cells included in the list are cells that support LP-WUS. Therefore, the list may also be referred to as a "white list”.
  • the first cell may be an intra-frequency cell, or the cells in the list are intra-frequency cells, and accordingly, the white list may also be referred to as an "intra-frequency cell white list list", which may be represented by "intraFreqWhiteCellListLP-WUS".
  • the first cell may also be an inter-frequency cell, or the cells in the list are inter-frequency cells, and accordingly, the white list may also be referred to as an "inter-frequency cell white list list", which may be represented by "inerFreqWhiteCellListLP-WUS".
  • the first cell if the first cell is a cell that does not support LP-WUS, then the first cell may be included in the list, that is, the cells in the list are cells that do not support LP-WUS. Therefore, the list can also be called a "black list".
  • the first cell can be an intra-frequency cell, or the cells in the list are intra-frequency cells. Accordingly, the black list can also be called an "intra-frequency cell black list list”, which can be represented by "intraFreqBlackCellListLP-WUS".
  • the first cell can also be an inter-frequency cell, or the cells in the list are inter-frequency cells. Accordingly, the black list can also be called an "inter-frequency cell black list list”, which can be represented by "inerFreqBlackCellListLP-WUS".
  • SIB3 of the system message can be used for intra-frequency cell reselection and can include intra-frequency cell (e.g., intra-frequency neighbor cell) information. Therefore, in an embodiment of the present application, information corresponding to the intra-frequency cell (e.g., intra-frequency cell whitelist and/or intra-frequency cell blacklist) can be carried in SIB3.
  • intra-frequency cell e.g., intra-frequency neighbor cell
  • the parameters that can be carried in SIB3 include one or more of the following: the same-frequency neighbor list (expressed by "intraFreqNeighCellList” and “intraFreqNeighCellList-v1610”); the same-frequency blacklist neighbor list (expressed by "intraFreqBlackCellList”); delayed non-critical extension (expressed by "lateNonCriticalExtension”); the same-frequency whitelist neighbor list (expressed by "intraFreqWhiteCellList-r16”); the same-frequency adjacent CAG cell list (expressed by "intraFreqCAG-CellList-r16”); the same-frequency cell blacklist list (intraFreqBlackCellListLP-WUS) and the same-frequency cell whitelist list (intraFreqWhiteC
  • SIB3 carries information about the same-frequency cell
  • the information corresponding to the cell can also be directly added to the information about the same-frequency cell already included in SIB3 to indicate whether the cell supports LP-WUS.
  • SIB3 in the embodiment of the present application may also carry other parameters in addition to the above parameters, which is not limited in the embodiment of the present application.
  • SIB4 of the system message can be used for inter-frequency cell reselection and can include information of inter-frequency cells (e.g., inter-frequency neighboring cells). Therefore, in the embodiment of the present application, information corresponding to the inter-frequency cells (e.g., an inter-frequency cell whitelist and/or an inter-frequency cell blacklist) can be carried in SIB4.
  • inter-frequency cells e.g., inter-frequency neighboring cells
  • inter-frequency cell whitelist list and the inter-frequency cell blacklist list as examples to illustrate the implementation method of SIB4 in the embodiment of the present application.
  • the parameters that can be carried in SIB4 include one or more of the following: inter-frequency carrier frequency list (expressed by "interFreqCarrierFreqList” and “interFreqCarrierFreqList-v1610"); delayed non-critical extension (expressed by "lateNonCriticalExtension”).
  • Inter-frequency carrier frequency information (expressed by "InterFreqCarrierFreqInfo”).
  • Cell reselection priority (expressed as “cellReselectionPriority”); SUL cell reselection priority (expressed as “cellReselectionSubPriority”); cell reselection offset-Q (expressed as “q-OffsetFreq”); inter-frequency neighbor cell list (expressed as “interFreqNeighCellList”); inter-frequency blacklist neighbor cell list (expressed as “interFreqBlackCellList”); inter-frequency cell blacklist list (interFreqBlackCellListLP-WUS), and inter-frequency cell whitelist list (interFreqWhiteCellListLP-WUS)
  • the above-mentioned inter-frequency carrier frequency information may include one or more of the following: downlink carrier frequency (expressed by "dl-CarrierFreq”); frequency band list (expressed by “frequencyBandList”); supplementary uplink (SUL) frequency band list (expressed by “frequencyBandListSUL”); number of SSBs (expressed by “nrofSS-BlocksToAverage”); threshold (expressed by "absThreshSS-BlocksConsolidation”); SMTC configuration (expressed by “smtc”); SSB subcarrier spacing (expressed by "ssbSubcarrierSpacing”); SSB measurement (expressed by "ssb-ToMeasure”); parameters used to indicate the SSB index calculation method (expressed by "deriveSSB-IndexFromCell” The following are the parameters: (expressed by “q-RxLevMin”); (expressed by “q-RxLevMin”); (expressed by “q-RxLe
  • inter-frequency cell blacklist (interFreqBlackCellListLP-WUS) and the inter-frequency cell whitelist (interFreqWhiteCellListLP-WUS) may be directly added to SIB4.
  • An embodiment of the present application also provides an implementation method of SIB4. It should be noted that the parameters contained in SIB4 are similar to the parameters contained in SIB4 introduced above. For the sake of brevity, the following mainly introduces the carrying method of the hetero-frequency cell blacklist and the hetero-frequency cell whitelist.
  • SIB4 includes an inter-frequency carrier frequency list (expressed as "interFreqCarrierFreqList-v17xy").
  • the inter-frequency carrier frequency list can carry an inter-frequency cell blacklist list (interFreqBlackCellListLP-WUS) and an inter-frequency cell whitelist list (interFreqWhiteCellListLP-WUS). That is to say, in an embodiment of the present application, a new parameter can be added to SIB4 to carry an inter-frequency cell blacklist list (interFreqBlackCellListLP-WUS) and an inter-frequency cell whitelist list (interFreqWhiteCellListLP-WUS).
  • SIB4 may also carry other parameters in addition to the above parameters, which is not limited in the embodiment of the present application.
  • the terminal device does not consider the first cell as a candidate cell.
  • the fact that the first cell is not a candidate cell can be understood as excluding the first cell during cell reselection or cell selection, or that the terminal device does not measure the first cell.
  • the terminal device can also measure the first cell, but does not use the first cell as a candidate cell.
  • the first cell may also be a candidate cell.
  • the priority of the first cell may be lower than other cells in the candidate cells that support low-power wake-up signals, so as to increase the probability that the terminal device selects other cells that support low-power wake-up signals.
  • the first cell if the first cell supports the low power wake-up signal, the first cell belongs to the candidate cell in the cell selection/cell reselection, and the priority of the first cell is higher than other cells in the candidate cells that do not support the low power wake-up signal.
  • the first cell belonging to the candidate cell may be understood as taking the first cell as a candidate cell during the cell reselection or cell selection process, or in other words, the terminal device measures the first cell.
  • the terminal device may give priority to selecting a cell supporting LP-WUS as the target cell during the cell selection or cell reselection process.
  • the terminal device can sort the candidate cells according to the R criterion. Accordingly, when selecting the target cell, the terminal device can select the cell with the highest sorting position (for example, the corresponding R is the largest) and supporting LP-WUS as the target cell.
  • the terminal device can sort the cells in the whitelist according to the R criterion. Accordingly, when selecting a target cell, the terminal device can select the cell with the highest sorting position in the whitelist (for example, the corresponding R is the largest) as the target cell.
  • the first information includes frequency level information
  • the information corresponding to the first frequency may be used to indicate whether the first frequency supports LP-WUS, or the information corresponding to the first frequency may be used to indicate whether the first frequency supports LP-WUS function.
  • whether the first frequency supports LP-WUS is indicated by information corresponding to the first frequency. That is, whether LP-WUS is supported is indicated at a frequency granularity. Compared with a solution in which whether LP-WUS is supported is indicated at a cell granularity, this helps to reduce the transmission overhead of the first information.
  • the communication protocol specifies that SIB3 can be used to carry information about intra-frequency cells. Therefore, in order to reduce changes to the communication protocol, if the first frequency point is an intra-frequency point, the information corresponding to the first frequency point can be carried in SIB3. For example, a new parameter can be added to SIB3 to carry information corresponding to the first frequency point.
  • the communication protocol specifies that SIB4 can be used to carry information of inter-frequency cells. Therefore, in order to reduce changes to the communication protocol, if the first frequency point is an inter-frequency point, the information corresponding to the first frequency point can be carried in SIB4.
  • the information corresponding to each inter-frequency point can be carried in the inter-frequency point list (expressed as "interFreqCarrierFreqList”) to indicate whether the inter-frequency point supports LP-WUS.
  • interFreqCarrierFreqList the inter-frequency point list
  • dedicated information can also be directly added to SIB4 to indicate the information corresponding to the inter-frequency point.
  • the embodiment of the present application does not specifically limit the way in which the information corresponding to the first frequency point is carried in SIB4.
  • the information corresponding to the first frequency point can affect the cell reselection or cell selection process with the cell in the first frequency point as the granularity, and can also affect the cell reselection or cell selection process with the frequency point as the granularity.
  • the following describes the above two situations respectively.
  • the terminal device does not consider the cell in the first frequency as a candidate cell.
  • the terminal device does not measure the cell in the first frequency point.
  • the terminal device can also measure the cell in the first frequency point, but does not use the cell in the first frequency point as a candidate cell.
  • the cells in the first frequency point may also be candidate cells.
  • the priority of the cells in the first frequency point may be lower than other cells in the candidate cells that support low-power wake-up signals, so as to increase the probability that the terminal device selects other cells that support low-power wake-up signals.
  • the cells in the first frequency belong to candidate cells in cell selection/cell reselection, and the priority of the cells in the first frequency is higher than other cells in the candidate cells that do not support low-power wake-up signals.
  • the cell in the first frequency point mentioned above belongs to a candidate cell, which can be understood as taking the cell in the first frequency point as a candidate cell during cell reselection or cell selection, or in other words, the terminal device measures the cell in the first frequency point.
  • the above describes how the information corresponding to the first frequency point affects the cell reselection or cell selection process at the granularity of the cell in the first frequency point.
  • the following describes how the information corresponding to the first frequency point affects the cell reselection or cell selection process at the granularity of the frequency point.
  • the network device can indicate the priority corresponding to the frequency point (i.e., the "cell reselection priority" mentioned above) to the terminal device through a system message, so that the terminal device can select a suitable frequency point based on the cell reselection priority point. Therefore, in order to increase the probability of the terminal device selecting a frequency point that supports LP-WUS, the cell reselection priority can be determined based on the first information.
  • the cell reselection priority corresponding to the first frequency point is the highest priority.
  • setting the cell reselection priority corresponding to the first frequency point to the highest priority helps to increase the probability of the terminal device staying at the first frequency point, thereby increasing the opportunity to use the LP-WUS signal and helping to reduce the power consumption of the terminal device.
  • the cell reselection priority corresponding to the first frequency point is the lowest priority.
  • the cell reselection priority corresponding to the first frequency point is set to the lowest priority, which helps to reduce the time for the terminal to measure or discover a cell supporting LP-WUS, and increases the chance of the terminal device reselecting to a cell supporting LP-WUS, thereby reducing the power consumption of the terminal device.
  • the cell reselection priority may be determined by the terminal device, that is, the cell reselection priority corresponding to the first frequency point may be determined by the terminal device. For example, after the network device configures the reselection priority corresponding to the first frequency point, the terminal device may adjust the cell reselection priority of the first frequency point according to the first information based on the cell reselection priority configured by the network device, wherein the adjustment includes increasing the priority and/or decreasing the priority.
  • the terminal device can configure the cell reselection priority of the first frequency point to be the highest priority. For example, if the frequency point where the serving cell is located (i.e., the first frequency point) supports LP-WUS, the terminal device can adjust the cell reselection priority corresponding to the frequency point where the serving cell is located to the highest priority.
  • the terminal device may configure the cell reselection priority of the first frequency point to be the lowest priority. For example, if the frequency point where the serving cell is located (i.e., the first frequency point) does not support LP-WUS, the terminal device may adjust the cell reselection priority corresponding to the frequency point where the serving cell is located to the lowest priority.
  • the cell reselection priority can be determined by the network device, that is, the cell reselection priority corresponding to the first frequency point can be determined by the network device, and then the network device indicates the determined cell reselection priority to the terminal device. For example, if the first information indicates that the first frequency point supports LP-WUS, the network device can adjust the cell reselection priority corresponding to the first frequency point to the highest priority, and then the network device can indicate to the terminal device that the cell reselection priority corresponding to the first frequency point is the highest priority.
  • the network device can adjust the cell reselection priority corresponding to the first frequency point to the lowest priority, and then the network device can indicate to the terminal device that the cell reselection priority corresponding to the first frequency point is the lowest priority.
  • the above text introduces the cell-level information and the frequency-level first information as examples.
  • the cell-level information and the frequency-level first information can be used separately or in combination.
  • the first information can indicate that when the first frequency supports LP-WUS, it indicates that the cell in the first frequency supports LP-WUS.
  • the first information can indicate that when the first frequency does not support LP-WUS, it indicates that the cell in the first frequency does not support LP-WUS.
  • the first information can indicate that when the first frequency supports LP-WUS, it indicates that the cell in the first frequency does not support LP-WUS.
  • the first information can indicate that when the first frequency does not support LP-WUS, it indicates that the cell in the first frequency does not support LP-WUS.
  • the first information can indicate that when the first frequency does not support LP-WUS, it indicates that the cell in the first frequency supports LP-WUS.
  • FIG. 4 is a schematic diagram of a terminal device according to an embodiment of the present application.
  • the terminal device 400 shown in FIG. 4 includes: a receiving unit 410 .
  • the receiving unit 410 is used to receive first information, where the first information is used for cell selection/cell reselection and the first information is related to the low power consumption wake-up signal.
  • the first information includes one or more of the following: information corresponding to the first cell; and information corresponding to the first frequency point.
  • the information corresponding to the first cell is used to indicate whether the first cell supports the low power consumption wake-up signal.
  • the first cell satisfies one of the following: the first cell does not belong to the candidate cell in the cell selection/cell reselection; the first cell belongs to the candidate cell in the cell selection/cell reselection, and the priority of the first cell is lower than other cells in the candidate cells that support the low power wake-up signal.
  • the terminal device if the first cell does not support the low-power wake-up signal, the terminal device does not perform measurement on the first cell.
  • the first cell if the first cell supports the low power wake-up signal, the first cell belongs to the candidate cell in the cell selection/cell reselection, and the priority of the first cell is higher than other cells in the candidate cells that do not support the low power wake-up signal.
  • the information corresponding to the first frequency point is used to indicate whether the first frequency point supports the low power consumption wake-up signal.
  • the first frequency point satisfies one of the following: the cell in the first frequency point does not belong to the candidate cell in the cell selection/cell reselection; the cell in the first frequency point belongs to the candidate cell in the cell selection/cell reselection, and the priority of the cell in the first frequency point is lower than the cell in other frequency points among the candidate cells that support the low power wake-up signal.
  • the terminal device if the first frequency point does not support the low-power wake-up signal, the terminal device does not perform measurement on the first frequency point.
  • the cells in the first frequency point belong to the candidate cells in the cell selection/cell reselection, and the priority of the cells in the first frequency point is higher than the cells in other frequencies among the candidate cells that do not support the low-power wake-up signal.
  • the first cell includes one or more of a serving cell, an intra-frequency cell, and an inter-frequency cell; and/or the first frequency point includes an intra-frequency point and/or an inter-frequency point.
  • the cell reselection is performed based on a cell reselection priority, and the cell reselection priority is determined based on the first information.
  • the cell reselection priority corresponding to the first frequency point is the highest priority; or if the first information is used to indicate that the first frequency point does not support the low power wake-up signal, the cell reselection priority corresponding to the first frequency point is the lowest priority.
  • the first information is carried in a system message.
  • the first information is carried in a system information block SIB3 or SIB4 of the system message.
  • the terminal device is a terminal device that supports the low-power wake-up signal.
  • FIG. 5 is a schematic diagram of a network device according to an embodiment of the present application.
  • the network device 500 shown in FIG. 5 includes: a sending unit 510 .
  • the sending unit 510 is configured to send first information, where the first information is used for cell selection/cell reselection and is related to a low power consumption wake-up signal.
  • the first information includes one or more of the following: information corresponding to the first cell; and information corresponding to the first frequency point.
  • the information corresponding to the first cell is used to indicate whether the first cell supports the low power consumption wake-up signal.
  • the first cell satisfies one of the following: the first cell does not belong to the candidate cell in the cell selection/cell reselection; the first cell belongs to the candidate cell in the cell selection/cell reselection, and the priority of the first cell is lower than other cells in the candidate cells that support the low power wake-up signal.
  • the terminal device if the first cell does not support the low-power wake-up signal, the terminal device does not perform measurement on the first cell.
  • the first cell if the first cell supports the low power wake-up signal, the first cell belongs to the candidate cell in the cell selection/cell reselection, and the priority of the first cell is higher than other cells in the candidate cells that do not support the low power wake-up signal.
  • the information corresponding to the first frequency point is used to indicate whether the first frequency point supports the low power consumption wake-up signal.
  • the first frequency point satisfies one of the following: the cell in the first frequency point does not belong to the candidate cell in the cell selection/cell reselection; the cell in the first frequency point belongs to the candidate cell in the cell selection/cell reselection, and the priority of the cell in the first frequency point is lower than the cell in other frequency points among the candidate cells that support the low power wake-up signal.
  • the terminal device if the first frequency point does not support the low-power wake-up signal, the terminal device does not perform measurement on the first frequency point.
  • the cells in the first frequency point belong to the candidate cells in the cell selection/cell reselection, and the priority of the cells in the first frequency point is higher than the cells in other frequencies among the candidate cells that do not support the low-power wake-up signal.
  • the first cell includes one or more of a serving cell, an intra-frequency cell, and an inter-frequency cell; and/or the first frequency point includes an intra-frequency frequency point and/or an inter-frequency frequency point.
  • the cell reselection is performed based on a cell reselection priority, and the cell reselection priority is determined based on the first information.
  • the cell reselection priority corresponding to the first frequency point is the highest priority; or if the first information is used to indicate that the first frequency point does not support the low power wake-up signal, the cell reselection priority corresponding to the first frequency point is the lowest priority.
  • the first information is carried in a system message.
  • the first information is carried in a system information block SIB3 or SIB4 of the system message.
  • the terminal device is a terminal device that supports the low-power wake-up signal.
  • the receiving unit 410 may be a transceiver 630.
  • the terminal device 400 may further include a processor 610 and a memory 620, as specifically shown in FIG6 .
  • the sending unit 510 may be a transceiver 630.
  • the network device 500 may further include a processor 610 and a memory 620, as specifically shown in FIG6 .
  • FIG6 is a schematic structural diagram of a communication device according to an embodiment of the present application.
  • the dotted lines in FIG6 indicate that the unit or module is optional.
  • the device 600 may be used to implement the method described in the above method embodiment.
  • the device 600 may be a chip, a terminal device or a network device.
  • the device 600 may include one or more processors 610.
  • the processor 610 may support the device 600 to implement the method described in the method embodiment above.
  • the processor 610 may be a general-purpose processor or a special-purpose processor.
  • the processor may be a central processing unit (CPU).
  • the processor may also be other general-purpose processors, digital signal processors (DSP), application-specific integrated circuits (ASIC), field programmable gate arrays (FPGA) or other programmable logic devices, discrete gates or transistor logic devices, discrete hardware components, etc.
  • DSP digital signal processor
  • ASIC application-specific integrated circuits
  • FPGA field programmable gate arrays
  • a general-purpose processor may be a microprocessor or the processor may also be any conventional processor, etc.
  • the apparatus 600 may further include one or more memories 620.
  • the memory 620 stores a program, which can be executed by the processor 610, so that the processor 610 executes the method described in the above method embodiment.
  • the memory 620 may be independent of the processor 610 or integrated in the processor 610.
  • the apparatus 600 may further include a transceiver 630.
  • the processor 610 may communicate with other devices or chips through the transceiver 630.
  • the processor 610 may transmit and receive data with other devices or chips through the transceiver 630.
  • the present application also provides a computer-readable storage medium for storing a program.
  • the computer-readable storage medium can be applied to a terminal or network device provided in the present application, and the program enables a computer to execute the method performed by the terminal or network device in each embodiment of the present application.
  • the embodiment of the present application also provides a computer program product.
  • the computer program product includes a program.
  • the computer program product can be applied to the terminal or network device provided in the embodiment of the present application, and the program enables the computer to execute the method performed by the terminal or network device in each embodiment of the present application.
  • the embodiment of the present application also provides a computer program.
  • the computer program can be applied to the terminal or network device provided in the embodiment of the present application, and the computer program enables a computer to execute the method executed by the terminal or network device in each embodiment of the present application.
  • the "indication" mentioned can be a direct indication, an indirect indication, or an indication of an association relationship.
  • a indicates B which can mean that A directly indicates B, for example, B can be obtained through A; it can also mean that A indirectly indicates B, for example, A indicates C, B can be obtained through C; it can also mean that there is an association relationship between A and B.
  • B corresponding to A means that B is associated with A, and B can be determined according to A.
  • determining B according to A does not mean determining B only according to A, and B can also be determined according to A and/or other information.
  • the term "corresponding" may indicate that there is a direct or indirect correspondence between the two, or an association relationship between the two, or a relationship of indication and being indicated, configuration and being configured, etc.
  • pre-definition or “pre-configuration” can be implemented by pre-saving corresponding codes, tables or other methods that can be used to indicate relevant information in a device (for example, including a terminal device and a network device), and the present application does not limit the specific implementation method.
  • pre-definition can refer to what is defined in the protocol.
  • the “protocol” may refer to a standard protocol in the communication field, for example, it may include an LTE protocol, an NR protocol, and related protocols used in future communication systems, and the present application does not limit this.
  • the term "and/or" is only a description of the association relationship of the associated objects, indicating that there can be three relationships.
  • a and/or B can represent: A exists alone, A and B exist at the same time, and B exists alone.
  • the character "/" in this article generally indicates that the associated objects before and after are in an "or" relationship.
  • the size of the serial numbers of the above-mentioned processes does not mean the order of execution.
  • the execution order of each process should be determined by its function and internal logic, and should not constitute any limitation on the implementation process of the embodiments of the present application.
  • the disclosed systems, devices and methods can be implemented in other ways.
  • the device embodiments described above are only schematic.
  • the division of the units is only a logical function division. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed.
  • Another point is that the mutual coupling or direct coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection of the device or unit can be electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the computer program product includes one or more computer instructions.
  • the computer can be a general-purpose computer, a special-purpose computer, a computer network, or other programmable device.
  • the computer instructions can be stored in a computer-readable storage medium, or transmitted from one computer-readable storage medium to another computer-readable storage medium.
  • the computer instructions can be transmitted from a website site, computer, server or data center by wired (e.g., coaxial cable, optical fiber, digital subscriber line (digital subscriber line, DSL)) or wireless (e.g., infrared, wireless, microwave, etc.) mode to another website site, computer, server or data center.
  • the computer-readable storage medium can be any available medium that can be read by a computer or a data storage device such as a server or data center that includes one or more available media integrated.
  • the available medium may be a magnetic medium (e.g., a floppy disk, a hard disk, a magnetic tape), an optical medium (e.g., a digital video disc (DVD)), or a semiconductor medium (e.g., a solid state disk (SSD)), etc.
  • a magnetic medium e.g., a floppy disk, a hard disk, a magnetic tape
  • an optical medium e.g., a digital video disc (DVD)
  • DVD digital video disc
  • SSD solid state disk

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Abstract

L'invention propose un procédé de communication sans fil, un équipement terminal et un dispositif de réseau. Le procédé comprend les étapes suivantes : un équipement terminal reçoit des premières informations, les premières informations étant utilisées pour effectuer une sélection de cellule/resélection de cellule, et les premières informations étant associées à un signal de réveil à faible consommation d'énergie. C'est-à-dire qu'un équipement terminal peut recevoir les premières informations, qui sont associées à un signal de réveil à faible consommation d'énergie et sont utilisées pour sélectionner une cellule résidente pendant un processus de sélection ou de resélection de cellule, ce qui est favorable à une augmentation de la possibilité que l'équipement terminal sélectionne une cellule pour résidence, laquelle cellule prend en charge le signal de réveil à faible consommation d'énergie, de telle sorte que la consommation d'énergie de l'équipement terminal est réduite.
PCT/CN2022/129637 2022-11-03 2022-11-03 Procédé de communication sans fil, équipement terminal et dispositif réseau WO2024092648A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2022/129637 WO2024092648A1 (fr) 2022-11-03 2022-11-03 Procédé de communication sans fil, équipement terminal et dispositif réseau

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2022/129637 WO2024092648A1 (fr) 2022-11-03 2022-11-03 Procédé de communication sans fil, équipement terminal et dispositif réseau

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